//
//  LZTUserAccountModel.swift
//  LZTWeibo
//
//  Created by Yin jianxun on 16/8/11.
//  Copyright © 2016年 YinJianxun. All rights reserved.
//

import UIKit

class LZTUserAccountModel: NSObject,NSCoding {
    
    //凭证
    var access_token: String?
    //token的生命周期
    var expires_in: NSTimeInterval = 0 {
        
        didSet{
            //通过返回的秒数计算 过期日期
            expires_Date = NSDate(timeIntervalSinceNow: expires_in)
        }
    }
    //
    var uid: String?
    //依据返回的userInfo 添加属性
    //用户头像
    var avatar_large: String?
    //用户昵称
    var screen_name: String?
    //过期 日期 ,通过expires_in来计算
    var expires_Date: NSDate?
    
    //归档
    func encodeWithCoder(aCoder: NSCoder) {
        
        aCoder.encodeObject(access_token, forKey: "access_token")
        aCoder.encodeObject(uid, forKey: "uid")
        aCoder.encodeObject(avatar_large, forKey: "avatar_large")
        aCoder.encodeObject(screen_name, forKey: "screen_name")
        aCoder.encodeObject(expires_Date, forKey: "expires_Date")
    }
    
    //解档
    required init?(coder aDecoder: NSCoder) {
        
        access_token = aDecoder.decodeObjectForKey("access_token") as? String
        uid = aDecoder.decodeObjectForKey("uid") as? String
        avatar_large = aDecoder.decodeObjectForKey("avatar_large") as? String
        screen_name = aDecoder.decodeObjectForKey("screen_name") as? String
        expires_Date = aDecoder.decodeObjectForKey("expires_Date") as? NSDate
    }
    
    
    init(dict:[String: AnyObject]) {
        super.init()
        setValuesForKeysWithDictionary(dict)
    }
    
    //服务器返回的字段 与model的属性 个数不一致
    override func setValue(value: AnyObject?, forUndefinedKey key: String) {
        
    }
    
    //重写description
    override var description: String {
        
        let keys = ["access_token", "expires_Date", "uid", "avatar_large", "screen_name"]
        return dictionaryWithValuesForKeys(keys).description
        
    }
}
